3D Printed Sign (v3)

Difficulty: Easy



Add stunning room decor with this customizable 3D printed sign. It runs off of 3 AA batteries and is a great desk feature. The plexiglass is swappable for many different custom designs. The aTTiny85 drives the LEDs and is capable of over 15 different functions. Switch the colors by using a push button.

3D Print Files


The batteries will be wired in series for a total of 5 volts. Connect the pushbutton to ground because the code will make the button an input pullup. Power the ATTiny85 and connect the ground of the button to the ATTiny. When the button is pressed, it will send a signal to the ATTiny which will then change the color of the LEDs.

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